eo.ooor 8,ooOp 8p -to 10.9 



•Z 60,000 



2 50,000 



^ 40,000 



30,000 



10,000 



6,000 



b,000 



£ 4,000 

 5 



H 3.000 



Width ( Survey --X— ; Photo—*—) 



Area Below MLW o 



Hydraulic Radius Below MLW — o — 



I L 



-si^-L 



1850 I860 1870 1930 1940 I9S0 i960 1970 I9S0 



Yeor 



Figure 21. San Luis Pass historical variation in inlet width, 

 area, and hydraulic radius. 







5 



5 10 



jl5 



20 



25 



MLW 





"-"-^ 



-197 



s_ 



^000 



^00 

 Width (ft) 



WXi 



5 



- ID 



- 15 



- 20 

 25 



Figure 22. Minimum-width cross-sectional profiles, San Luis Pass, Texas. 



32 



